[ba1fde] | 1 | /* emacs edit mode for this file is -*- C++ -*- */ |
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[6f5db8] | 2 | /* $Id: timing.h,v 1.5 1998-03-17 13:26:12 schmidt Exp $ */ |
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[ba1fde] | 3 | |
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| 4 | /* It should be possible to include this file multiple times for different */ |
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[68873b] | 5 | /* settings of TIMING */ |
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[ba1fde] | 6 | |
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| 7 | #undef TIMING_START |
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| 8 | #undef TIMING_END |
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[68873b] | 9 | #undef TIMING_END_AND_PRINT |
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[ba1fde] | 10 | #undef TIMING_DEFINE_PRINT |
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| 11 | #undef TIMING_DEFINE_PRINTPROTO |
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| 12 | #undef TIMING_PRINT |
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| 13 | |
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| 14 | #ifdef TIMING |
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| 15 | #include <time.h> |
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[9c9e2a4] | 16 | #ifndef WINNT |
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[ba1fde] | 17 | #include <sys/times.h> |
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[68873b] | 18 | #include <sys/param.h> |
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[9c9e2a4] | 19 | #endif |
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[68873b] | 20 | #include <stdio.h> |
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| 21 | |
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| 22 | // need to be adjusted on your machine: |
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| 23 | // the number of ticks per second: HZ |
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| 24 | #if ! defined (HZ) && defined (CLOCKS_PER_SEC) |
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| 25 | #define HZ CLOCKS_PER_SEC |
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| 26 | #endif |
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| 27 | #if ! defined (HZ) && defined (CLK_TCK) |
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| 28 | #define HZ CLK_TCK |
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| 29 | #endif |
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| 30 | #ifndef HZ |
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| 31 | #ifdef sun |
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| 32 | #define HZ 60.0 |
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| 33 | #else |
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| 34 | #define HZ 100.0 |
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| 35 | #endif |
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| 36 | #endif |
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| 37 | |
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[9c9e2a4] | 38 | #ifdef WINNT |
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[6f5db8] | 39 | |
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[9c9e2a4] | 40 | #define TIMING_START(t) { clock_t timing_ ## t ## _start, timing_ ## t ## _end; \ |
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| 41 | timing_ ## t ## _start = clock(); |
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| 42 | #define TIMING_END(t) timing_ ## t ## _end = clock(); \ |
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| 43 | timing_ ## t ## _time += timing_ ## t ## _end - timing_ ## t ## _start; } |
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[6f5db8] | 44 | #define TIMING_END_AND_PRINT(t, msg) times( &timing_ ## t ## _end ); \ |
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| 45 | fprintf( stderr, "%s%.2f sec\n", msg, \ |
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| 46 | float( timing_ ## t ## _end - timing_ ## t ## _start ) / HZ ); \ |
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| 47 | timing_ ## t ## _time += timing_ ## t ## _end - timing_ ## t ## _start; } |
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[9c9e2a4] | 48 | #define TIMING_DEFINE_PRINT(t) clock_t timing_ ## t ## _time; \ |
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| 49 | void timing_print_ ## t ( char * msg ) { \ |
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| 50 | fprintf( stderr, "%s%.2f sec\n", msg, float(timing_ ## t ## _time) / HZ ); \ |
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[6f5db8] | 51 | } \ |
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| 52 | void timing_reset_ ## t () { \ |
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| 53 | timing_ ## t ## _time = 0; \ |
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[9c9e2a4] | 54 | } |
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[6f5db8] | 55 | |
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| 56 | #else /* ! WINNT */ |
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| 57 | |
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[ba1fde] | 58 | #define TIMING_START(t) { struct tms timing_ ## t ## _start, timing_ ## t ## _end; \ |
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| 59 | times( &timing_ ## t ## _start ); |
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| 60 | #define TIMING_END(t) times( &timing_ ## t ## _end ); \ |
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| 61 | timing_ ## t ## _time += timing_ ## t ## _end.tms_utime - timing_ ## t ## _start.tms_utime; } |
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[68873b] | 62 | #define TIMING_END_AND_PRINT(t, msg) times( &timing_ ## t ## _end ); \ |
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| 63 | fprintf( stderr, "%s%.2f sec\n", msg, \ |
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| 64 | float( timing_ ## t ## _end.tms_utime - timing_ ## t ## _start.tms_utime ) / HZ ); \ |
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| 65 | timing_ ## t ## _time += timing_ ## t ## _end.tms_utime - timing_ ## t ## _start.tms_utime; } |
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[ba1fde] | 66 | #define TIMING_DEFINE_PRINT(t) long timing_ ## t ## _time; \ |
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[68873b] | 67 | void timing_print_ ## t ( char * msg ) { \ |
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| 68 | fprintf( stderr, "%s%.2f sec\n", msg, float(timing_ ## t ## _time) / HZ ); \ |
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[6f5db8] | 69 | } \ |
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| 70 | void timing_reset_ ## t () { \ |
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| 71 | timing_ ## t ## _time = 0; \ |
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[68873b] | 72 | } |
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[6f5db8] | 73 | #endif /* ! WINNT */ |
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| 74 | |
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| 75 | /* macros common to all platforms */ |
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| 76 | #define TIMING_DEFINE_PRINTPROTO(t) void timing_print_ ## t ( char * ); \ |
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| 77 | void timing_reset_ ## t (); |
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[68873b] | 78 | #define TIMING_PRINT(t, msg) timing_print_ ## t ( msg ); |
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[6f5db8] | 79 | #define TIMING_RESET(t) timing_reset_ ## t (); |
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| 80 | |
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[68873b] | 81 | #else /* TIMING */ |
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[ba1fde] | 82 | #define TIMING_START(t) |
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| 83 | #define TIMING_END(t) |
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[68873b] | 84 | #define TIMING_END_AND_PRINT(t, msg) |
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[ba1fde] | 85 | #define TIMING_DEFINE_PRINT(t) |
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| 86 | #define TIMING_DEFINE_PRINTPROTO(t) |
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[68873b] | 87 | #define TIMING_PRINT(t, msg) |
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[6f5db8] | 88 | #define TIMING_RESET(t) |
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[ba1fde] | 89 | #endif /* TIMING */ |
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